When he meet someone for the first time, he feels like he becomes close with them when they call him Hoya, not Howon.

He will use his free time to practice even harder while other members go out for playing.

He was a taekwondo athelete up till middle school & received his 3rd – degree black belt. Then he stopped his taekwondo activities because he was entering a tournament that wasn’t his level & got hit a lot during it.

He chose Woohyun who most likely be the best at love/relationships, because Hoya think Woohyun will be good at it.

He shares room with Sungjong.

When asked to choose between 4Minute’s Hyuna or f(x)’s Krystal, he chose Krystal.